| Similarity | Rank | |
|---|---|---|
| silting | 0.862 | 58043 |
| shallow-water | 0.851 | 88599 |
| overgrazing | 0.850 | 43790 |
| peatbog | 0.849 | 99210 |
| eutrophic | 0.845 | 87005 |
| overgrazed | 0.842 | 82229 |
| inundation | 0.839 | 51133 |
| saltmarshe | 0.839 | 82335 |
| semi-natural | 0.837 | 56740 |
| biogeochemical | 0.836 | 71552 |
| aggradation | 0.832 | 56743 |
| waterlogging | 0.831 | 41903 |
| tailings | 0.830 | 54074 |
| cropland | 0.829 | 67849 |
| water-table | 0.828 | 53105 |
| recolonisation | 0.824 | 97352 |
| snowmelt | 0.824 | 93451 |
| salination | 0.823 | 86940 |
| salinisation | 0.823 | 55212 |
| species-rich | 0.821 | 57871 |
| over-grazing | 0.821 | 73877 |
| aral | 0.819 | 56674 |
| periglacial | 0.819 | 45595 |
| estuarine | 0.818 | 44121 |
| eutrophication | 0.816 | 42648 |